<h2>
Answer:</h2>
% Composition of elements:
- Magnesium = 75%
- Oxygen = 25%
Atomic mass of given elements:
- Magnesium = 24 g
- Oxygen = 16 g
Now, divide % composition by Atomic mass:
Simplest Ratio:
Empirical Formula:
Answer:
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Answer:
could you type it out please?
Answer:
B). An Experiment that tests the hypothesis.
Explanation:
The element that is missing from Yasir's scientific investigation is 'an experiment which tests a hypothesis.' His experiment does not provide a verifiable statement revealing his proposition or prediction regarding the possible outcome of the experiment which could be verified by using a research or investigation. He rather tests his proposition indirectly by asking 'which color they like better' and using it to make an educated guess. Thus, <u>option B</u> is the correct answer.
Answer:
The final volume in mL is 7.14 mL or 7.1 mL.
Explanation:
1.Use Boyle's Law(
). Re-arrange to solve for 
<em> for the final volume.</em>
<em />
<em>2. Plug in values. </em>
